package com.lvbaoins.Harmony.utils;

import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.net.URI;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;

import org.apache.http.HttpEntity;
import org.apache.http.NameValuePair;
import org.apache.http.StatusLine;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.StringEntity;
import org.apache.http.entity.mime.MultipartEntityBuilder;
import org.apache.http.entity.mime.content.InputStreamBody;
import org.apache.http.entity.mime.content.StringBody;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.alibaba.fastjson.JSONObject;

public class HttpClient {

	 Logger logger = LoggerFactory.getLogger(HttpClient.class);
	
	/**
	 * get请求
	 * @return
	 */
	public static   String doGet(String url) {
		CloseableHttpClient httpCilent = HttpClients.createDefault();
		HttpGet httpGet = new HttpGet(url);
		CloseableHttpResponse response = null;
		String  res = null;
		 try {
	        	response = httpCilent.execute(httpGet);
	            StatusLine status = response.getStatusLine();
	            int state = status.getStatusCode();
	            HttpEntity responseEntity = response.getEntity();
	            res = EntityUtils.toString(responseEntity);
	            if (state != 200) {
	            	System.out.println("请求返回:"+state+" "+ res +"("+url+")");
				}
	        }catch (Exception e) {
				e.printStackTrace();
			}finally {
	            if (response != null) {
	            	try {
						response.close();
					} catch (Exception e) {
						e.printStackTrace();
					}
	            }
	            try {
	            	httpCilent.close();
				} catch (Exception e) {
					e.printStackTrace();
				}
	        }
	        return res;
	}
	
	public static String doGet(String url, Map<String, String> param) {

		// 创建Httpclient对象
		CloseableHttpClient httpclient = HttpClients.createDefault();

		String resultString = "";
		CloseableHttpResponse response = null;
		try {
			// 创建uri
			URIBuilder builder = new URIBuilder(url);
			if (param != null) {
				for (String key : param.keySet()) {
					builder.addParameter(key, param.get(key));
				}
			}
			URI uri = builder.build();

			// 创建http GET请求
			HttpGet httpGet = new HttpGet(uri);

			// 执行请求
			response = httpclient.execute(httpGet);
			// 判断返回状态是否为200
			if (response.getStatusLine().getStatusCode() == 200) {
				resultString = EntityUtils.toString(response.getEntity(), "UTF-8");
			}
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			try {
				if (response != null) {
					response.close();
				}
				httpclient.close();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}
		return resultString;
	}


	
	public static String doPost(String url, Map<String, String> param) {
		// 创建Httpclient对象
		CloseableHttpClient httpClient = HttpClients.createDefault();
		CloseableHttpResponse response = null;
		String resultString = "";
		try {
			// 创建Http Post请求
			HttpPost httpPost = new HttpPost(url);
			// 创建参数列表
			if (param != null) {
				List<NameValuePair> paramList = new ArrayList<>();
				for (String key : param.keySet()) {
					paramList.add(new BasicNameValuePair(key, (String) param.get(key)));
				}
				// 模拟表单
				UrlEncodedFormEntity entity = new UrlEncodedFormEntity(paramList, "utf-8");
				httpPost.setEntity(entity);
			}
			// 执行http请求
			response = httpClient.execute(httpPost);
			resultString = EntityUtils.toString(response.getEntity(), "utf-8");
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			try {
				response.close();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}

		return resultString;
	}

	/**
	 * 
	 * @Title: doPost   
	 * @Description: post请求   
	 * @param:  url
	 * @param:  params 
	 * @return: String    
	 */
	public static  String doPost(String url, JSONObject json)  {
		
		CloseableHttpClient httpclient = HttpClients.createDefault();
		HttpPost httpPost = new HttpPost(url);
    	String charSet = "UTF-8";
    	StringEntity entity = new StringEntity(json.toJSONString(), charSet);
    	entity.setContentEncoding(charSet);
    	entity.setContentType("application/json");
    	httpPost.setEntity(entity);        
        CloseableHttpResponse response = null;
        String res = null;
        try {
        	response = httpclient.execute(httpPost);
            StatusLine status = response.getStatusLine();
            int state = status.getStatusCode();
            HttpEntity responseEntity = response.getEntity();
            res = EntityUtils.toString(responseEntity);
            if (state != 200) {
            	System.out.println("请求返回:"+state+" "+ res +"("+url+")");
			}
        }catch (Exception e) {
			e.printStackTrace();
		}finally {
            if (response != null) {
                try {
                    response.close();
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
            try {
				httpclient.close();
			} catch (Exception e) {
				e.printStackTrace();
			}
        }
        return res;
	}
/**
 * 	
 * @Title: doPost   
 * @Description: post请求  
 * @param:  url
 * @param:  urlParameters 
 * @return: String      
 */
public static  String doPost(String url, List<NameValuePair> urlParameters)  {
		
		CloseableHttpClient httpclient = HttpClients.createDefault();
		HttpPost httpPost = new HttpPost(url);
    	String charSet = "UTF-8";
    	try {
			httpPost.setEntity(new UrlEncodedFormEntity(urlParameters, charSet));
		} catch (UnsupportedEncodingException e1) {
			e1.printStackTrace();
		}        
        CloseableHttpResponse response = null;
        String res = null;
        try {
        	response = httpclient.execute(httpPost);
            StatusLine status = response.getStatusLine();
            int state = status.getStatusCode();
            HttpEntity responseEntity = response.getEntity();
            res = EntityUtils.toString(responseEntity);
            if (state != 200) {
            	System.out.println("请求返回:"+state+" "+ res +"("+url+")");
			}
        }catch (Exception e) {
			e.printStackTrace();
		}finally {
            if (response != null) {
                try {
                    response.close();
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
            try {
				httpclient.close();
			} catch (Exception e) {
				e.printStackTrace();
			}
        }
        return res;
	}

public static String doPostStream(String url, Map<String, String> param, Map<String, InputStream> streamMap) {
	// MultipartEntityBuilder;
	// 创建Httpclient对象
	CloseableHttpClient httpClient = HttpClients.createDefault();
	CloseableHttpResponse response = null;
	String resultString = "";
	try {
		// 创建Http Post请求
		HttpPost httpPost = new HttpPost(url);
		// 创建参数列表
		MultipartEntityBuilder meBuilder = MultipartEntityBuilder.create();
		if (param != null) {
			for (String key : param.keySet()) {
				meBuilder.addPart(key, new StringBody((String) param.get(key), ContentType.APPLICATION_JSON));
			}
		}
		if (streamMap != null) {
			for (String key : streamMap.keySet()) {
				InputStreamBody inputStreamBody = new InputStreamBody(streamMap.get(key), key);
				meBuilder.addPart(key, inputStreamBody);
			}
		}
		HttpEntity entity = meBuilder.build();
		httpPost.setEntity(entity);
		// 执行http请求
		response = httpClient.execute(httpPost);
		resultString = EntityUtils.toString(response.getEntity(), "utf-8");
	} catch (Exception e) {
		e.printStackTrace();
	} finally {
		try {
			response.close();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	return resultString;
}

}
